Mercedes B-Class (2018) is 16 mm (0.63 inch) wider, 8 mm (0.31 inch) higher, 196 kg (432 lbs) lighter and has 116 liters (4.10 ft3) bigger cargo space than Nissan Leaf (2016).
Nissan Leaf (2016) is 52 mm (2.05 inch) longer than Mercedes B-Class (2018).